imservices/searchfeatureplugin/srcsearchdatamodel/searchdatacacheimp.cpp
changeset 0 e6b17d312c8b
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     1 /*
       
     2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  search data cache implementation.
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 #include <badesca.h>
       
    20 #include <e32cmn.h>
       
    21 #include <ximphost.h>
       
    22 #include <ximpapieventbase.h>
       
    23 
       
    24 #include "searchkeyssubscriptionitem.h"
       
    25 #include "searchdatacacheimp.h"
       
    26 #include "searchsubscriptionitem.h"
       
    27 #include "searcheventimp.h"
       
    28 
       
    29 // ---------------------------------------------------------------------------
       
    30 // CSearchDataCache ::CSearchDataCache ()
       
    31 // ---------------------------------------------------------------------------
       
    32 //
       
    33 CSearchDataCache ::CSearchDataCache ( MXIMPHost& aHost )
       
    34 :iHost( aHost )
       
    35     {
       
    36     }
       
    37 // ---------------------------------------------------------------------------
       
    38 // CSearchDataCache ::ConstructL()
       
    39 // ---------------------------------------------------------------------------
       
    40 //
       
    41 void CSearchDataCache ::ConstructL()
       
    42     {
       
    43       
       
    44     }
       
    45 // ---------------------------------------------------------------------------
       
    46 // CSearchDataCache ::NewL()
       
    47 // ---------------------------------------------------------------------------
       
    48 //
       
    49 EXPORT_C CSearchDataCache * CSearchDataCache ::NewL( MXIMPHost& aHost )
       
    50     {
       
    51   	CSearchDataCache * self = new( ELeave ) CSearchDataCache ( aHost );
       
    52     CleanupStack::PushL( self );
       
    53     self->ConstructL();
       
    54     CleanupStack::Pop( self );
       
    55     return self; 
       
    56     }
       
    57 // ---------------------------------------------------------------------------
       
    58 // CSearchDataCache ::~CSearchDataCache ()
       
    59 // ---------------------------------------------------------------------------
       
    60 //
       
    61 CSearchDataCache ::~CSearchDataCache ()
       
    62     {
       
    63 
       
    64     }
       
    65 // ---------------------------------------------------------------------------
       
    66 // CSearchDataCache ::RemoveMe
       
    67 // ---------------------------------------------------------------------------
       
    68 //
       
    69 template< class Type >
       
    70 EXPORT_C void CSearchDataCache ::RemoveMe( Type*& aItem, Type* aChild )
       
    71     {
       
    72     if( aChild == aItem )
       
    73         {
       
    74         aItem = NULL;
       
    75         }
       
    76     }
       
    77 // ---------------------------------------------------------------------------
       
    78 // CSearchDataCache ::AddEventL
       
    79 // ---------------------------------------------------------------------------
       
    80 //
       
    81 void CSearchDataCache ::AddEventL( CXIMPApiEventBase& aEvent, MXIMPPscContext* aContext )
       
    82     {
       
    83     iHost.AddEventL( aEvent, aContext );
       
    84     }
       
    85 
       
    86 // ---------------------------------------------------------------------------
       
    87 // CSearchDataCache ::RegisterExpiringItemL
       
    88 // ---------------------------------------------------------------------------
       
    89 //
       
    90 void CSearchDataCache ::RegisterExpiringItemL( CXIMPSubscriptionItemBase* /*aExpireItem*/ )
       
    91     {
       
    92     
       
    93     }
       
    94 // ---------------------------------------------------------------------------
       
    95 // CSearchDataCache ::UnregisterExpiringItemL
       
    96 // ---------------------------------------------------------------------------
       
    97 //
       
    98 void CSearchDataCache ::UnregisterExpiringItem( CXIMPSubscriptionItemBase* /*aExpireItem*/ )
       
    99     {
       
   100  
       
   101     }
       
   102 // ---------------------------------------------------------------------------
       
   103 // CSearchDataCache ::ItemLC
       
   104 // ---------------------------------------------------------------------------
       
   105 //
       
   106 template< class Type >
       
   107 Type& CSearchDataCache ::ItemLC( Type*& aItem )
       
   108     {
       
   109    if( !aItem )
       
   110         {
       
   111         aItem = Type::NewLC( *this );
       
   112         }
       
   113     else
       
   114         {
       
   115         User::LeaveIfError( aItem->Open() );
       
   116         CleanupClosePushL( *aItem );
       
   117         }
       
   118 	return *aItem;
       
   119     }
       
   120 // ---------------------------------------------------------------------------
       
   121 // CSearchDataCache ::CleanResources
       
   122 // ---------------------------------------------------------------------------
       
   123 //
       
   124 EXPORT_C void CSearchDataCache ::CleanResources( MXIMPPscContext& /*aContext*/ )
       
   125     {
       
   126 
       
   127     }
       
   128 // ---------------------------------------------------------------------------
       
   129 // CSearchDataCache ::CleanExpired
       
   130 // ---------------------------------------------------------------------------
       
   131 //
       
   132 EXPORT_C void CSearchDataCache ::CleanExpired()
       
   133     {
       
   134     
       
   135     }
       
   136 // ---------------------------------------------------------------------------
       
   137 // CSearchDataCache ::RemoveMe
       
   138 // ---------------------------------------------------------------------------
       
   139 //    
       
   140 void CSearchDataCache ::RemoveMe( CSearchSubscriptionItem* aChild )
       
   141     {
       
   142    	RemoveMe< CSearchSubscriptionItem >( 
       
   143                                     iSearchSubscriptionItem, aChild ); 
       
   144     }
       
   145 // ---------------------------------------------------------------------------
       
   146 // CSearchDataCache ::CSearchSubscriptionItemLC
       
   147 // ---------------------------------------------------------------------------
       
   148 //
       
   149 EXPORT_C CSearchSubscriptionItem& CSearchDataCache ::SearchSubscriptionItemLC()
       
   150     {
       
   151     return ItemLC< CSearchSubscriptionItem >( iSearchSubscriptionItem );
       
   152     }
       
   153 // ---------------------------------------------------------------------------
       
   154 // CSearchDataCache ::RemoveMe
       
   155 // ---------------------------------------------------------------------------
       
   156 //    
       
   157 void CSearchDataCache ::RemoveMe( CSearchKeysSubscriptionItem* aChild )
       
   158     {
       
   159    	RemoveMe< CSearchKeysSubscriptionItem >( 
       
   160                                     iSearchKeySubscriptionItem, aChild ); 
       
   161     }
       
   162 // ---------------------------------------------------------------------------
       
   163 // CSearchDataCache ::CSearchKeysSubscriptionItemLC
       
   164 // ---------------------------------------------------------------------------
       
   165 //
       
   166 EXPORT_C CSearchKeysSubscriptionItem& CSearchDataCache ::SearchKeysSubscriptionItemLC()
       
   167     {
       
   168     return ItemLC< CSearchKeysSubscriptionItem >( iSearchKeySubscriptionItem );
       
   169     }    
       
   170 // ---------------------------------------------------------------------------
       
   171 // CSearchDataCache ::GetInterface
       
   172 // ---------------------------------------------------------------------------
       
   173 //    
       
   174 TAny* CSearchDataCache ::GetInterface(TInt aInterfaceId)  
       
   175 	{
       
   176 		if(aInterfaceId == SEARCH_ITEM_PARENT)
       
   177 			{
       
   178 			return static_cast<MSearchItemParent*>(this) ;	
       
   179 			}
       
   180 		else
       
   181 			{
       
   182 			User::Panic( _L("CXIMPIMCache"), KErrExtensionNotSupported );
       
   183 			return NULL; // this line never gets executed :Just to remove warning
       
   184 			}			
       
   185 	}
       
   186 
       
   187 // End of file